package/conmon: new package

Conmon is an OCI container runtime monitor.

https://github.com/containers/conmon

Dependency of podman.

Signed-off-by: Christian Stewart <christian@aperture.us>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

DEVELOPERS

@@ -547,6 +547,7 @@ F:	package/balena-engine/
 F:	package/batman-adv/
 F:	package/catatonit/
 F:	package/cni-plugins/
+F:	package/conmon/
 F:	package/containerd/
 F:	package/crun/
 F:	package/delve/

package/Config.in

@@ -2642,6 +2642,7 @@ menu "System tools"
 	source "package/bubblewrap/Config.in"
 	source "package/cgroupfs-mount/Config.in"
 	source "package/circus/Config.in"
+	source "package/conmon/Config.in"
 	source "package/containerd/Config.in"
 	source "package/coreutils/Config.in"
 	source "package/cpulimit/Config.in"

package/conmon/Config.in

@@ -0,0 +1,14 @@
+config BR2_PACKAGE_CONMON
+	bool "conmon"
+	depends on BR2_TOOLCHAIN_HAS_THREADS # libglib2
+	depends on BR2_USE_MMU # libglib2
+	depends on BR2_USE_WCHAR # libglib2
+	select BR2_PACKAGE_LIBGLIB2
+	help
+	  Conmon is an OCI container runtime monitor.
+
+	  https://github.com/containers/conmon
+
+comment "conmon needs a toolchain w/ threads, wchar"
+	depends on !BR2_USE_WCHAR || !BR2_TOOLCHAIN_HAS_THREADS
+	depends on BR2_USE_MMU

package/conmon/conmon.hash

@@ -0,0 +1,3 @@
+# Locally computed
+sha256  7d0f9a2f7cb8a76c51990128ac837aaf0cc89950b6ef9972e94417aa9cf901fe  conmon-2.1.7.tar.gz
+sha256  9c9d771d4004725237a31ada889fe06c85a24fd0a29e41825181ab4cde54f016  LICENSE

package/conmon/conmon.mk

@@ -0,0 +1,36 @@
+################################################################################
+#
+# conmon
+#
+################################################################################
+
+CONMON_VERSION = 2.1.7
+CONMON_SITE = $(call github,containers,conmon,v$(CONMON_VERSION))
+CONMON_LICENSE = Apache-2.0
+CONMON_LICENSE_FILES = LICENSE
+
+CONMON_DEPENDENCIES = host-pkgconf libglib2
+
+ifeq ($(BR2_PACKAGE_LIBSECCOMP),y)
+CONMON_DISABLE_SECCOMP = 0
+CONMON_DEPENDENCIES += libseccomp
+else
+CONMON_DISABLE_SECCOMP = 1
+endif
+
+define CONMON_CONFIGURE_CMDS
+	printf '#!/bin/bash\necho "$(CONMON_DISABLE_SECCOMP)"\n' > \
+		$(@D)/hack/seccomp-notify.sh
+	chmod +x $(@D)/hack/seccomp-notify.sh
+endef
+
+define CONMON_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) CC="$(TARGET_CC)" CFLAGS="$(TARGET_CFLAGS)" \
+		LDFLAGS="$(TARGET_LDFLAGS)" -C $(@D) bin/conmon
+endef
+
+define CONMON_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 755 $(@D)/bin/conmon $(TARGET_DIR)/usr/bin/conmon
+endef
+
+$(eval $(generic-package))